The San Francisco 49ers are going to have to make a season, and potentially franchise-altering decision at quarterback. The sample is still too small, but after Brock Purdy now has more interceptions in four starts than Mac Jones had in eight starts. 49ers fans have to wonder how long the leash is for Brock Purdy.

Purdy, who has struggled in rain games, faces two forces of nature Sunday: Myles Garrett and a November storm.

Brock Purdy says his injured toe isn’t bothering him. His three interceptions against the Panthers make that claim dubious

San Francisco 49ers head coach Kyle Shanahan isn't considering a quarterback change after Brock Purdy threw three first-half interceptions in Monday's 20-9 win over the Carolina Panthers.

Shanahan said he never considered replacing Purdy with Mac Jones, while Purdy said his toe injury was not a factor in the interceptions.

Ji'Ayir Brown helped make sure that Brock Purdy's three-interception night didn't send the team to a loss on Monday night.

San Francisco 49ers quarterback Brock Purdy will have to find ways to be effective despite the cold weather on Sunday.

Is Brock Purdy playing tonight? 49ers' QB depth chart overcomes injury after Mac Jones stint originally appeared on The Sporting News. Add The Sporting News as a Preferred Source by clicking here. The San Francisco 49ers get to wrap up Week 12 with a primetime clash on Monday Night Football against the Carolina Panthers.